package lesson1;

import java.util.Arrays;

//数组元素逆序
public class Demo3 {
    public static void main(String[] args) {
        int[] arr = {1,23,65,78,11,66};
        for(int i = 0; i < arr.length/2; i++){
            int temp = arr[i];
            arr[i] = arr[arr.length-1-i];
            arr[arr.length-1-i] = temp;
        }

        System.out.println(Arrays.toString(arr));

    }
}
